A. Pidakhmet, E. E. Ergozhin, T. K. Chalov, and A. I. Nikitina, “Sorption of Perrhenate Ions by a New Anion Exchanger Based on an Oligomer of Epichlorohydrin and 4-vinylpyridine”, Eurasian Chem.-Technol. J., vol. 15, no. 4, pp. 321–325, Oct. 2013.